An insect growth regulator (IGR) is a substance (chemical) that inhibits the life cycle of an insect. IGRs are typically used to control populations of harmful pests, such as cockroaches or fleas.n insect growth regulator (IGR) is a substance (chemical) that inhibits the life cycle of an insect. IGRs are typically used to control populations of harmful pests, such as cockroaches or fleas.
Nutrition to Help Bone Healing. Dairy products, rich in calcium, can help speed bone recovery. A number of nutrients, most notably calcium, can help speed the process of healing broken or damaged bones. However, one of the most important nutritional moves you can make is preventive in nature. Ensure the health and integrity of your bones by eating a diet rich in the nutrients that bones need to stay strong.
Vitamins A, B, and C for Wound Healing. Vitamins A, B, and C for Wound Healing. October 21, 2014 by Advanced Tissue 0 3. Egg yolk is high in vitamin A, which promotes collagen synthesis and supports healthy wound healing. In order for your body to heal properly and stave off wound infection, it must maintain healthy levels of vitamins and nutrients. Vitamin A, which is stored in the liver for several months, can be found in butter, egg yolk, carrots, squash, pumpkin and other orange foods.